CLIFTON PARK — Paul Grondahl and his trusty pup Lily are at the PetFest today signing "Great Dogs of the Capital Region and Beyond," which features some of Grondahl's best dog tales written over the years for the Times Union, plus reader essays on their own pooches. Proceeds from book sales benefit the Times Union Hope Fund. The event runs until 3 p.m. at Shenendehowa United Methodist Church, 971 Route 146, Clifton Park.